Indoor Fan Control - Fujitsu AO G18LBCA Series Service Instruction

1-5. INDOOR FAN CONTROL

1. Fan speed
( Table 5 : Standard of Indoor Fan Speed )
*The following fan speed is a standard value.
Operation Air flow
mode mode
Heating
Cool air prevention
Cooling
/ FAN
Soft Quiet
FAN
S-Lo
Dry
2. FAN OPERATION
The airflow can be switched in 5 steps such as AUTO, QUIET, LOW, MED, HIGH, while the indoor
fan only runs.
3. COOLING OPERATION
Switch the airflow [AUTO], and the indoor fan motor will run according to a room temperature,
as shown in Fig.5.
On the other hand, if switched in [HIGH] ~ [LOW], the indoor motor will run at a constant airflow of [COOL]
operation modes LOW, MED, HIGH,as shown in Table 5.
( Fig.5 : Airflow change - over ( Cooling : AUTO ) )
TR-Ts > 2°C
=
2°C > TR-Ts > 1°C
=
1°C > TR-Ts
Speed (rpm)
Model 18
HIGH 400
MED+ 380
MED 360
LOW 340
Quiet
300
300
HIGH
400
MED
360
LOW
340
Quiet
300
300
270
300
*1
HIGH mode
MED mode
LOW mode
When the room
temperature drops
Model 24
430
410
400
360
330
300
430
400
360
330
300
270
330
When the room
temperature rises
TR-Ts > 2.5°C
=
2.5°C > TR-Ts > 1.5°C
=
1.5°C > TR-Ts
*1 : Contains a condition to the following
When the operation mode is set to AUTO mode
at the start of operation.
When the setting temperature was changed.
When the operation mode was changed to COOLING mode.
When the airflow mode was changed to AUTO mode.
01-06
TR : Room temperature
Ts : Setting temperature